Inogen One G4 Portable Oxygen Concentrator

The Inogen One G4 lightweight portable oxygen concentrator provides the oxygen flow required from 1-5 lpm. The Inogen One G4, weighing 1.27 kg (4.9 lbs - 8 cell battery) with the impressive battery, goes beyond its time. Offering a 5-Hour Battery life with a battery option that is longer than the battery, this portable device has everything you need to maintain an independent lifestyle when you're on oxygen therapy.

The portable oxygen concentrator produced in order to ensure better quality of life for patients is the Inogen One G3 battery and is easy to use.